With UltraDefrag you can defragment your entire disk, defragment based on the file and folder — handy if your disk defragmentation is limited to a handful of frequently edited and altered files — and set it up to defragment during the boot process to access files Windows usually has locked.

And the reason why I made the assumption that you hadn't of read the article was because if anyone with half of a brain would have read that then they would have realized that you can defragment a Mac, you just need a third party app. mfischer579